Information Security: IRS Electronic Filing Systems

摘要

In connection with your request that we evaluate the effectiveness of theInternal Revenue Services (IRS) computer controls over its external access points and internal networks and systems, we assessed the effectiveness of key computer controls designed to ensure the security, privacy, and reliability of IRS electronic filing systems and electronically filed taxpayer data during last years tax filing season. This report discusses computer control weaknesses that existed in IRS electronic filing systems during the 2000 tax filing season and describes actions IRS has taken to correct these weaknesses prior to the current 2001 tax filing season.